<template>
  <div class="photoinfo-container">
    <h3>{{ photoinfo.title }}</h3>
    <p class="subtitle">
      <span>发表时间：{{ photoinfo.add_time | dateFormat }}</span>
      <span>点击：{{ photoinfo.click }}次</span>
    </p>

    <hr>

    <!-- 缩略图区域 -->
    <div class="thumbs">
      <img class="preview-img" v-for="(item, index) in list" :src="item.src" height="100" @click="$preview.open(index, list)" :key="item.src">
    </div>

    <!-- 图片内容区域 -->
    <div class="content" v-html="photoinfo.content"></div>

    <!-- 放置一个现成的 评论子组件 -->
    <cmt-box :id="id"></cmt-box>
  </div>
</template>

<script>
  // 1. 导入评论子组件
  import comment from "../subcomponents/comment.vue";

  export default {
    data() {
      return {
        id: this.$route.params.id, // 从路由中获取到的 图片Id
        photoinfo: {}, // 图片详情
        list: [] // 缩略图的数组
      };
    },
    created() {
      this.getPhotoInfo();
      this.getThumbs();
    },
    methods: {
      getPhotoInfo() {
        // 获取图片的详情
        this.$http.get("api/getimageInfo/" + this.id).then(result => {
          if (result.body.status === 0) {
            this.photoinfo = result.body.message[0];
          }
        });
      },
      getThumbs() {
        // 获取缩略图
        this.$http.get("api/getthumimages/" + this.id).then(result => {
          if (result.body.status === 0) {
            // 循环每个图片数据，补全图片的宽和高
            result.body.message.forEach(item => {
              item.w = 600;
              item.h = 400;
            });
            // 把完整的数据保存到 list 中
            this.list = result.body.message;
          }
        });
      }
    },
    components: {
      // 注册 评论子组件
      "cmt-box": comment
    }
  };
</script>

<style lang="scss" scoped>
  .photoinfo-container {
    padding: 3px;
    margin-bottom: 48px;
    h3 {
      color: #26a2ff;
      font-size: 15px;
      text-align: center;
      margin: 15px 0;
    }
    .subtitle {
      display: flex;
      justify-content: space-between;
      font-size: 13px;
    }

    .content {
      font-size: 13px;
      line-height: 30px;
    }

    .thumbs{
      img{
        margin: 10px;
        box-shadow: 0 0 8px #999;
      }
    }
}
</style>
